Infineon Technologies was officially established on April 1, 1999 in Munich, Germany, and is one of the world's leading semiconductor companies. Its predecessor was the semiconductor division of Siemens Group, which became independent in 1999 and went public in 2000. Its Chinese name is Yiheng Technology, and it was renamed Infineon Technology after 2002.

Infineon Technologies AG, headquartered in Neubiberg, Germany, provides semiconductor and system solutions for the three major technological challenges of modern society: high energy efficiency, mobility and security.

Infineon Infineon focuses on meeting the three major technological challenges of modern society: high energy efficiency, mobility and security, providing semiconductor and system solutions for automotive and industrial power devices, chip cards and security applications. Infineon's products are known for their high reliability, excellent quality and innovation, and hold cutting-edge technologies in the fields of analog and mixed signal, radio frequency, power and embedded control devices. Infineon's business covers the world, with branches in Milpitas, California, Singapore in the Asia-Pacific region, and Tokyo, Japan. In the 2018 fiscal year (as of September 30, 2018), the company's total revenue in the global market was 7.599 billion euros.